The most common causes of hay fever are: 1  tree pollen such as elder, elm, hazel and especially birch (spring hay fever) 2  grass pollen (summer hay fever) 3  mugwort and hybrids such as chrysanthemum (autumn hay fever)  house dust mites and mould fungus â particularly associated with perennial allergic rhinitis.
-2-. Resource Utilization Groups (RUGs) RUGs are mutually exclusive categories that reflect. levels of resource need in long-term care settings, primarily to facilitate Medicare and Medicaid payment. They are assigned to individuals based on data elements. derived from the LTC Minimum Data Set (MDS) There is a standard order, or hierarchy, and each RUG.
Minimum data set (MDS) coordinators are licensed practical nurses (LPNs) or registered nurses (RNs) who are responsible for the federally regulated process that evaluates patient care in nursing homes and other long-term healthcare facilities.